Causes and solutions
The battery can be replaced after purchase.
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2: If it is rechargeable, it can be charged.
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3: The mouse has a device that emits light and receives light, a little bit of the mouse will be closed after it has been detected for a long time, and the little mouse does not have this function, so the power consumption is more, so it is recommended to close it after use.
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4: The quality of the purchased battery is not good, it is recommended to buy a better one.